In the world, Jayasinghe (Jayasinghe 
) is a rare mostly boy's, but seldom girly forename. The given name Jayasinghe is characteristic of Sri Lanka, where it is quite a rare mostly masculine, but seldom girly name, and China, where it is an extremely rare boy's name. Much more prevalently, Jayasinghe is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Jayasinghe | Indonesia, United Arab Emirates, Sri Lanka, Australia, United States |
| shelton jayasinghe Sri Lankan politician (b. 1922) |
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| ayesh jayasinghe particle physicist at University of Oklahoma |
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| chintha jayasinghe researcher |
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